How to Choose a Medicine Cabinet

A medicine cabinet is one of the few bathroom upgrades that pays off every single morning — but the wrong pick means a mirror that fogs, a door that bangs the vanity light, or a recessed unit that won’t fit between the studs. Getting the mount, size, and mirror right the first time is what separates a five-minute install from a weekend of drywall repair.

Recessed vs. surface-mount: settle this first

Every other decision flows from how the cabinet attaches to the wall. A recessed cabinet sits inside the wall cavity so the mirror is nearly flush — it looks built-in and doesn’t steal counter space, but it demands an open, obstruction-free bay between studs. A surface-mount cabinet hangs on the wall like a picture frame. It installs anywhere in minutes and is the only realistic option when the wall hides pipes, vent stacks, or electrical, but it projects 4–6 inches into the room.

Before you buy, find your studs and knock on the wall. Standard framing is 16 inches on center, which leaves roughly a 14-inch clear opening — fine for most single-door recessed units. If you’re on an exterior wall or above a fixture, assume surface-mount and save yourself the demolition. Browse both styles together in medicine cabinets so you can compare depths side by side.

Tip: If you’re replacing an old recessed cabinet, measure the existing rough opening before shopping. Cabinet “rough-in” dimensions are always a little larger than the mirror face — match the opening, not the trim.

Sizing it to your vanity and mirror

The cabinet should relate to the vanity below it, not float randomly on the wall. As a rule, keep the cabinet narrower than the vanity top — a 24-inch cabinet over a 30-inch vanity looks intentional; one that overhangs the sink edges looks like a mistake. For double vanities, either center one wide tri-view unit or hang a matched pair, one over each sink.

Height matters too. Mount so the mirror’s vertical center lands around 60–66 inches off the floor — roughly eye level for the household — and leave clearance above the faucet so the door clears the spout when it swings. If a vanity light bar sits above, confirm the open door won’t strike it. When a cabinet can’t give you the reflection you want, a separate wall mirror paired with open shelves and brackets is a flexible alternative.

• Width: stay 4–6 in narrower than the vanity top.
• Door swing: leave 2–3 in of side clearance so the door opens fully.
• Height: mirror center near 60–66 in; bottom edge above the backsplash.
• Depth: recessed shelves hold ~3 in; surface units hold taller bottles.

Mirror, doors, and the features worth paying for

The mirror is what you look at every day, so judge it hard. Cheaper cabinets use a flat, slightly greenish float-glass mirror; better units use low-iron or beveled glass with a crisper, truer reflection. Tri-view (three-panel) cabinets fold inward so you can see the sides of your head — genuinely useful for shaving, haircuts, and makeup. Frameless mirrored edges read modern; a framed door in brushed nickel or matte black ties into your bath hardware and accessories.

Three upgrades justify their cost in a busy bathroom: an anti-fog mirror (a heated pad keeps it clear through a hot shower), a built-in outlet or USB inside the cabinet for razors and toothbrushes, and integrated LED lighting that doubles as a vanity light. If your cabinet is lit or powered, that’s an electrical connection — plan for a GFCI circuit and, honestly, a licensed electrician if wiring isn’t already in the wall. For lit units and separate task lighting, compare options in under-cabinet and task lighting.

Materials, hinges, and the details that last

Bathrooms are humid, so the box matters as much as the mirror. Look for a rust-resistant body — anodized aluminum, stainless, or a sealed-and-painted steel — over bare particleboard, which swells if water finds it. Glass or tempered-plastic shelves are easy to wipe and won’t stain; adjustable shelves let you make room for a tall bottle of mouthwash. Soft-close or spring-loaded hinges keep doors from drifting open, and magnetic catches should hold firmly without slamming.

If anyone in the home has kids or needs medications stored safely, look for a cabinet with a lockable door or add an aftermarket latch — you’ll find compatible cabinet locks and, for the door itself, quality cabinet hardware. Brands you’ll recognize in this category include Kohler, Robern, Zenith, and Jensen; a knowledgeable local store can tell you which lines hold up in real bathrooms versus which just look good on the shelf.

Installing it right (and safely)

For a surface-mount unit, the job is straightforward: locate studs, drive the mounting screws into solid framing (not just drywall anchors for anything heavy), and level carefully — a crooked mirror is obvious forever. For a recessed unit, cut the opening to the manufacturer’s rough-in size, confirm nothing lives in that wall cavity first, and shim the box flush before screwing to the studs. Turn off power at the breaker before touching any wiring, and if the cabinet is lit or has an outlet, verify the circuit is GFCI-protected. When plumbing or venting is in play, it’s worth a look at your plumbing supplies aisle — or a quick call to a pro — before you open the wall.

Pick by your bathroom

Frequently asked questions

Still deciding between recessed and surface-mount for your wall? Bring your measurements to a local independent hardware store — they’ll help you match the cabinet to your framing and vanity in person — or ask us here and we’ll point you to the right fit.